Delete unused python code

As much as we love Python [#55121230]

Signed-off-by: Tony Hansmann <thansmann@pivotallabs.com>
Inline ruby_vim_sdk into bosh_vsphere_cpi

Since it is only used here [#55121230]

Signed-off-by: Tony Hansmann <thansmann@pivotallabs.com>
Rename package_compiler to bosh-release

* Follows RubyGems conventions
* Its only responsibility is to compile all packages in a release
* Its only usage is in the bosh stemcell for microbosh
* [#55121230]

Signed-off-by: Tony Hansmann <thansmann@pivotallabs.com>